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Sensata-Crydom D4D12

SSR RELAY SPST-NO 12A 0-400V

Answer first: this page is a purchasing reference for the exact part number D4D12 from Sensata-Crydom. Use it to start datasheet, package, manufacturer and RFQ verification; do not treat page text as a live stock, price or lead-time promise.

Manufacturer: Sensata-Crydom Category: Solid State Relays (SSR) Part number: D4D12 Package: Hockey Puck RFQ verification required

Key Parameters

Part NumberD4D12
ManufacturerSensata-Crydom
CategorySolid State Relays (SSR)
packageHockey Puck
series1-DC
packagingBulk
product statusActive
param 1Chassis Mount
param 2SPST-NO (1 Form A)
param 3DC
param 43.5 ~ 32VDC
param 50 V ~ 400 V
param 612 A
param 7350 mOhms
param 8Screw Terminal
param 9-40°C ~ 100°C
param 10-
param 11CE, cURus
param 12-
param 13-

Parameters are provided for purchasing review. Confirm package, suffix, lifecycle status, datasheet revision and approved substitutes before ordering.

How to Verify D4D12 Before Ordering

Datasheet and parameter checks

  • Confirm the full manufacturer part number, not only a shortened search keyword.
  • Compare package, pinout, dimensions, voltage or rating fields, temperature range and compliance wording against the released BOM.
  • Use the manufacturer datasheet or drawing for electrical and mechanical limits before approving a substitute.

RFQ fields SENICO needs

  • Send exact part number, manufacturer, quantity, target delivery date, destination and required packaging.
  • State whether alternates are allowed, and list any date-code, certificate, traceability or customer AVL requirement.
  • Keep exact stock, factory lead time and proposed alternatives in separate quote lanes.

For D4D12, SENICO recommends checking manufacturer marking, package, date code, requested quantity, approved vendor requirements and replacement risk before issuing a purchase order. If a supplier suggests an equivalent, record the changed fields and approval owner before comparing price.

We do not treat displayed data as a real-time stock or price commitment. The RFQ reply is the verified commercial reference.

Related buying guides: stock and lead-time verification, equivalent IC comparison, and BOM RFQ preparation.